Laser Diffraction Kit, lets students create, view, and measure diffraction and interference patterns, kit includes two laser pointers-red and green - along with a convenient mounting base and a slide set of diffraction objects
Rectangular Block - Glass, Made from imported optical glass with optically worked surfaces, All angles accurately worked with edges slightly bevelled and glass free from bubbles, Size 75 x 50 x 18 mm
Mini Motor Mount, This Mini Motor Mount securely holds our 1.5 v motor. It has a splined hole for attaching a dowel. It can also be mounted with a no. 10 Screw